Workshops, articles and lectures

Here you can find a selection of collected workshop and lecture documents. Almost all of them are written in German. Verbatim copying and distribution of the entire texts is permitted in any medium, provided the copyright notice is preserved.

• „Künstliche Intelligenz durch die Brille eines menschlichen Gehirns“, held at the Privacy Week 2018, Slides
• „Das Verhältnis zwischen Privacy und Security“, held at the Privacy Week 2018, Slides
• „Secure Design“, held at the Linuxwochen Wien 2018, slides
• „Secure Design“, held at the Linuxwochen Eisenstadt 2018, slides
• „Operations Security (OPSEC) Introduction“, held, PDF
• „Bundestrojaner - systematische Zerstörung der Informationssicherheit;“, held at the Privacy Week 2017, slides
• „Warum gibt es das Internet der Dinge?“, held at the Privacy Week 2017, slides
• „Datensafari“, held at the Privacy Week 2017, slides
• „Privatsphäre als Ware - Weiterbildung für Unternehmer“, held at the Privacy Week 2016, PDF
• „Wechselwirkungen zwischen Softwareentwicklung und IT Sicherheit“, held at Technikum Wien for the Security Potpourri 2016 (ENISA European Cyber Security Month), PDF
• „Sichere Dienste im Unternehmen mit TOR Hidden Services“, held at the Wiener Linuxwochen 2016, (PDF)
• „Crypto für Systemadministratoren Teil 2“, held at the Wiener Linuxwochen 2016, (PDF)
• „Crypto für Systemadministratoren“, held at the Wiener Linuxwochen 2015, (PDF)
• „Ext2/3/4, XFS, Btrfs, WTF?“, held at the Wiener and Eisenstädter Linuxwochen 2012, (PDF, OGG audio)
• „Data Loss Prevention“, held at the Wiener Linuxwochen 2012, (PDF, OGG audio)
• „Sicherheitsschwachstellen in Mobilfunknetzen“, held at the Wiender and Eisenstädter Linuxwochen 2011 (PDF)
• „Wo sind meine Daten?“ held at the Linuxwochen 2010 in Wien and Eisenstadt, (PDF)
• „The Windchill Factor of Security“ held at the it security 2010 Konferenz in Unterhaching, PDF
• „Mit Freier Software durch die Finanzkrise“, held at the Linuxwochen in Wien 2009 (slides as PDF)
• „Virtualisierung mit KVM“, held at the Linuxwochen in Wien 2009 (slides as PDF)
• „Wo war es noch gleich? - Suchen nach Dokumenten“, presentation held at the GNU/Linux Wochenende at the Metalab
• „GNU/Linux Grundlagen“, Lecture with examples (in German)
• Article „Populating a Filesystem with Random Data“ in Linuxgazette #153
• Talk about „Systemadministration mit cfengine“, held at the Linuxwochen in Eisenstadt 2008, (talk as web slide show)
• Article „Searching for Text (Part II)“ in Linuxgazette #150
• Article „Searching for Text (Part I)“ in Linuxgazette #149
• Interview given per email, published in „Unternehmen machen mobil gegen Viren, Würmer und Trojaner“ (PDF)
• Talk „Voice over IT - Führt die Konvergenz einer Technologie zu Divergenz beim Risiko?“, held at the 3. CONEX conference „Von VoIP zu Unified Communications“, (Voice_over_IT.pdf, Voice_over_IT.pdf (mirror))
• Two day workshop „Securing Networked Infrastructure through Seven Layers of Insecurity“, held at the DeepSec 2007 security conference together with Michael Kafka and Sebastian Meier (download slides as PDF)
• Article „Securing Apache Web Server with mod_security“ in Linuxgazette #143
• Overview WLAN technology in German, (PDF, about 1 MB, from this server or a mirror server)
• Article „One Volunteer Per Child - GNU/Linux and the Community“ in Linuxgazette #141
• Article „Encrypted Storage with LUKS, RAID and LVM2“ in Linuxgazette #140
• Vortrag „Apache Performance Tuning mittels Caching“, held at the Linuxwochen in Eisenstadt 2007 (1,3 MB, PDF)
• Article „Measuring TCP Congestion Windows of TCP Senders“ in Linuxgazette #136
• Article „Measuring TCP Congestion Windows“ in Linuxgazette #136
• Article „TCP and Linux' Pluggable Congestion Control Algorithms“ in Linuxgazette #135
• „Grundlagen eCommerce und CMS“, held at the SAE (PDF or from a mirror server, ca. 1,2 MB)
• „Grundkurs PHP“, held at the SAE (PDF or from a mirror server, ca. 2,3 MB)
• „Grundkurs Netzwerke und Serverapplikationen“, held at the SAE (PDF (direct link) or from a mirror server, ca. 3,5 MB)
• Article „Boosting Apache Performance by using Reverse Proxies“ in Linuxgazette #132
• Vorlesung „Sicherheitsarchitekturen“ am Technikum Wien (PDF, ca. 5,0 MB, epub)
• Vortrag „Skalierbares Mailsystem mit Postfix, Cyrus und OpenLDAP“, held at the Linuxwochen in Eisenstadt 2006 (167 kB, PDF)
• Article „Digging More Secure Tunnels with IPsec“ in Linuxgazette #126
• Article „Digging Secure Tunnels with IPsec“ in Linuxgazette #125
• Article „Migrating a Mail Server to Postfix/Cyrus/OpenLDAP“ in Linuxgazette #124
• Vorlesung Internetsicherheit am Technikum Wien (PDF, ca. 2 MB)
• Vorlesung Datensicherheit III am Technikum Wien (Postscript ca. 1,6 MB, PDF ca. 400 kB)
• Vorlesung Datensicherheit IV am Technikum Wien (Postscript ca. 14 MB, PDF ca. 800 kB)
• „Prozeßanalyse mit Open Source Werkzeugen“, held at the Austriapro Workshop on 10th December 2002 (Postscript, PDF)
• „Grundkurs Networking“, held in Autumn 2004 at the SAE (part 1 as Postscript or PDF, part 2 as Postscript or PDF, parts 3 and 4 not available yet)
• „Free Software, Open Minds, Boundless Expression“, little speech given at the netznetz symposium titled Festival der Netzkultur. (PDF)
• „Einführung in PHP“, held in February 2005 at the SAE (Postscript, PDF)
• „Moderne Firewall Technologien in der Praxis“, talk given on 28th January 2002 on the SecurITy 2002 conference organised by the IIR (Postscript, PDF)
• „Intrusion Detection Systeme, Intrusion Monitoring & Anomaly Detection“, workshop held on 25th September 2002 in the course of the conference „Sichere Netze - Managen, Sichern, Administrieren“ organised by the IIR (Postscript, PDF)
• „Firewalling, Filtering, Intrusion Monitoring & Anomaly Detection“, workshop held on 23th June 2004 in the course of the SecurITy 2004 conference organised by the IIR (Postscript ca. 14 MB, PDF)
• „Vulnerability Management (Training)“, workshop held on 29th November 2004 in the course of the Vulnerability Management Training organised by the IIR (Postscript ca. 13 MB, PDF)
• „A 4-neutrino model with a Higgs triplet“, W. Grimus, R. Pfeiffer, T. Schwetz, Eur. Phys. J. C 13, 125-132, E-Paper
• „Schwarze Löcher“, talk about origin and properties of black holes (PDF 12 MB)